<template>
  <div class="login-container">
    <div class="opacity">
      <div></div>
      <div></div>
    </div>
    <div class="login-company_logo">
      <el-form class="login-form" autoComplete="on" :model="loginForm" :rules="loginRules" ref="loginForm" label-position="left">
        <h3 class="title">阿拉丁管理平台</h3>
        <el-form-item prop="phone">
          <span class="svg-container svg-container_login">
            <svg-icon icon-class="user" />
          </span>
          <el-input name="phone" type="tel" v-model="loginForm.phone" autoComplete="on" placeholder="username" />
        </el-form-item>
        <el-form-item prop="password">
          <span class="svg-container">
            <svg-icon icon-class="password"></svg-icon>
          </span>
          <el-input name="password" :type="pwdType" @keyup.enter.native="handleLogin" v-model="loginForm.password" autoComplete="on"
            placeholder="password"></el-input>
            <span class="show-pwd" @click="showPwd"><svg-icon icon-class="eye" /></span>
        </el-form-item>
        <el-form-item  prop="verifycode" class="verifycode">
          <!-- 注意：prop与input绑定的值一定要一致，否则验证规则中的value会报undefined，因为value即为绑定的input输入值 -->
          <el-input v-model="loginForm.verifycode" placeholder="请输入验证码" class="identifyinput"></el-input>
          <div class="identifybox">
            <div @click="refreshCode">
              <Test :identifyCode="identifyCode"></Test>
            </div>
          </div>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" style="width:100%;" :loading="loading" @click.native.prevent="handleLogin">
            登陆
          </el-button>
        </el-form-item>
        <!-- <div class="tips">
          <span style="margin-right:20px;">username: admin</span>
          <span> password: admin</span>
        </div> -->
      </el-form>
    </div>
  </div>
</template>

<script>
import request from '@/utils/request'
import { isvalidUsername } from '@/utils/validate'
import Test from '@/views/login/test.vue'
function login(mes) {
  return request({
    url: '/v1/admin/login',
    method: 'post',
    data: mes
  })
}


export default {
  name: 'login',
  data() {
    const validateUsername = (rule, value, callback) => {
      if (!isvalidUsername(value)) {
        callback(new Error('请输入正确的用户名'))
      } else {
        callback()
      }
    }
    const validatePass = (rule, value, callback) => {
      if (value.length < 5) {
        callback(new Error('密码不能小于5位'))
      } else {
        callback()
      }
    }
    const validateVerifycode = (rule, value, callback) => {
     if (value === '') {
       callback(new Error('请输入验证码'))
     } else if (value !== this.identifyCode) {
       console.log('validateVerifycode:', value)
       callback(new Error('验证码不正确!'))
     } else {
       callback()
     }
   }
    return {
      identifyCodes: '1234567890',
      identifyCode: '',
      loginForm: {
        phone: '18817570744',
        password: '123123123',
        verifycode: '',
      },
      loginRules: {
        phone: [{ required: true, trigger: 'blur', validator: validateUsername }],
        password: [{ required: true, trigger: 'blur', validator: validatePass }],
        verifycode: [{ required: true, trigger: 'blur', validator: validateVerifycode }]
      },
      loading: false,
      pwdType: 'password'
    }
  },
  components: {
    Test
  },
  mounted() {
    // 验证码初始化
    this.identifyCode = ''
    this.makeCode(this.identifyCodes, 4)
  },
  methods: {
    showPwd() {
      if (this.pwdType === 'password') {
        this.pwdType = ''
      } else {
        this.pwdType = 'password'
      }
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
         if (valid) {
          this.loading = true
          let n = this.loginForm;
          delete n.verifycode
            login(n).then(res => {
              if (res.code === 200) {
                console.log(res);
                console.log(this.loginForm);
                localStorage.setItem('admin', JSON.stringify(res.data.token))
                this.$router.push({ path: '/' })
              } else {
                this.$message({
                  message: res.msg,
                  type: 'error'
                });
                this.loading = false
              }
            }).catch(error => {
              this.$message({
                message: error,
                type: 'error'
              });
              this.loading = false
            })
          } else {
            console.log('error submit!!')
            return false
          }
        })
    },
    // 生成随机数
    randomNum(min, max) {
      return Math.floor(Math.random() * (max - min) + min)
    },
    // 切换验证码
    refreshCode() {
      this.identifyCode = ''
      this.makeCode(this.identifyCodes, 4)
    },
    // 生成四位随机验证码
    makeCode(o, l) {
      for (let i = 0; i < l; i++) {
        this.identifyCode += this.identifyCodes[
          this.randomNum(0, this.identifyCodes.length)
        ]
      }
      console.log(this.identifyCode)
    }
  }
}
</script>

<style rel="stylesheet/scss" lang="scss">
$bg:#2d3a4b;
$light_gray:#eee;

/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;
    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      &:-webkit-autofill {
        -webkit-box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: #fff !important;
      }
    }
  }
  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
    .identifybox div{
      float: right;
    }
    .identifybox{
      width: 36%;
      overflow: hidden;
      border-radius: 0 5px 5px 0;
    }
  }
  .verifycode{
    div{
      display: flex;
    }
  }
  .el-form-item:last-child {
    background: none;
  }
}

</style>

<style rel="stylesheet/scss" lang="scss" scoped>
$bg:#2d3a4b;
$dark_gray:#889aa4;
$light_gray:#008dff;
.login-container {
  position: fixed;
  height: 100%;
  width: 100%;
  background-color: $bg;
  background-image: url("../../../static/images/loginbk.jpg");
  background-size: 100%;
  .opacity{
    position: absolute;
    left: 0;
    right: 0;
    width: 900px;
    height: 600px;
    margin: 120px auto;
    opacity: 0.6;
    z-index: 99;
    div{
      float: left;
      width: 50%;
      height: 100%;
      background: #008dff;
    }
    div:last-child{
      background: #fff;
    }
  }
  .login-company_logo{
    position: absolute;
    left: 0;
    right: 0;
    width: 900px;
    height: 600px;
    margin: 120px auto;
    z-index: 100;
    .login-form {
      position: relative;
      left: 0;
      right: 0;
      width: 450px;
      padding: 35px 35px 15px 35px;
      float: right;
    }
    .tips {
      font-size: 14px;
      color: #fff;
      margin-bottom: 10px;
      span {
        &:first-of-type {
          margin-right: 16px;
        }
      }
    }
    .svg-container {
      padding: 6px 5px 6px 15px;
      color: $dark_gray;
      vertical-align: middle;
      width: 30px;
      display: inline-block;
      &_login {
        font-size: 20px;
      }
    }
    .title {
      font-size: 26px;
      font-weight: 400;
      color: $light_gray;
      margin: 70px auto 40px auto;
      text-align: center;
    }
    .show-pwd {
      position: absolute;
      right: 10px;
      top: 7px;
      font-size: 16px;
      color: $dark_gray;
      cursor: pointer;
      user-select: none;
    }
  }
}
</style>
